* ld/testsuite/ld-arm/arm-merge-incompatible.d: New test.

	* ld/testsuite/ld-arm/arm-merge-incompatiblea.s: Likewise.
	* ld/testsuite/ld-arm/arm-merge-incompatibleb.s: Likewise.
	* ld/testsuite/ld-arm/arm-elf.exp: Run the new test.
	* bfd/elf32-arm.c (elf32_arm_merge_eabi_attributes): Add a check of the
	return value from the call to _bfd_elf_merge_object_attributes.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 1c08054..d1ce00c 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2010-03-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+       * elf32-arm.c (elf32_arm_merge_eabi_attributes): Add a check of the
+       return value from the call to _bfd_elf_merge_object_attributes.
+
 2010-03-02  Christophe Lyon  <christophe.lyon@st.com>
        Alan Modra  <amodra@gmail.com>
 

diff --git a/bfd/elf32-arm.c b/bfd/elf32-arm.c
index fd40315..29fb295 100644 (file)
--- a/bfd/elf32-arm.c
+++ b/bfd/elf32-arm.c
@@ -10340,7 +10340,8 @@ elf32_arm_merge_eabi_attributes (bfd *ibfd, bfd *obfd)
     }
 
   /* Merge Tag_compatibility attributes and any common GNU ones.  */
-  _bfd_elf_merge_object_attributes (ibfd, obfd);
+  if (!_bfd_elf_merge_object_attributes (ibfd, obfd))
+    return FALSE;
 
   /* Check for any attributes not known on ARM.  */
   in_list = elf_other_obj_attributes_proc (ibfd);

diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index 1652611..3ceacd4 100644 (file)
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2010-03-02  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
+
+       * ld-arm/arm-merge-incompatible.d: New test.
+       * ld-arm/arm-merge-incompatiblea.s: Likewise.
+       * ld-arm/arm-merge-incompatibleb.s: Likewise.
+       * ld-arm/arm-elf.exp: Run the new test.
+
 2010-03-02  Christophe Lyon  <christophe.lyon@st.com>
        Alan Modra  <amodra@gmail.com>
 

diff --git a/ld/testsuite/ld-arm/arm-elf.exp b/ld/testsuite/ld-arm/arm-elf.exp
index 87ea187..26552b9 100644 (file)
--- a/ld/testsuite/ld-arm/arm-elf.exp
+++ b/ld/testsuite/ld-arm/arm-elf.exp
@@ -510,3 +510,4 @@ run_dump_test "attr-merge-vfp-4"
 run_dump_test "attr-merge-vfp-4r"
 run_dump_test "attr-merge-vfp-5"
 run_dump_test "attr-merge-vfp-5r"
+run_dump_test "attr-merge-incompatible"

diff --git a/ld/testsuite/ld-arm/attr-merge-incompatible.d b/ld/testsuite/ld-arm/attr-merge-incompatible.d
new file mode 100644 (file)
index 0000000..41711da
--- /dev/null
+++ b/ld/testsuite/ld-arm/attr-merge-incompatible.d
@@ -0,0 +1,5 @@
+#source: attr-merge-incompatibleb.s
+#source: attr-merge-incompatiblea.s
+#as:
+#ld:
+#error: Object has vendor-specific contents that must be processed by the '.+' toolchain

diff --git a/ld/testsuite/ld-arm/attr-merge-incompatiblea.s b/ld/testsuite/ld-arm/attr-merge-incompatiblea.s
new file mode 100644 (file)
index 0000000..03e0f7e
--- /dev/null
+++ b/ld/testsuite/ld-arm/attr-merge-incompatiblea.s
@@ -0,0 +1 @@
+       .eabi_attribute Tag_compatibility, 1, "Random Toolchain Vendor"

diff --git a/ld/testsuite/ld-arm/attr-merge-incompatibleb.s b/ld/testsuite/ld-arm/attr-merge-incompatibleb.s
new file mode 100644 (file)
index 0000000..583d253
--- /dev/null
+++ b/ld/testsuite/ld-arm/attr-merge-incompatibleb.s
@@ -0,0 +1 @@
+       .eabi_attribute Tag_compatibility, 1, "gnu"